Alignment & Adjustments
6.4 Tech Mode
In service mode (tech) mode, the technician can check the machine and perform various test to isolate the cause
of a malfunction.
To enter the Tech mode, press MENU, #, 1, 9, 3, 4 in sequence, and the LCD briefly displays 'T', the machine has
entered service (tech) mode.
While in Tech mode, the machine still performs all normal operations.
To return to normal user mode, press MENU, #, 1, 9, 3, 4 in sequence again, or turn the power off, then on by
unplugging and plugging the power cord.
Options changed while in service mode do not remain changed unless you clear the machine's memory.
6.4.1 Engine Test Mode
The Engine Tests Mode supplies useful functions to check conducting condition of engine. It tests the conducting.
condition of each device and displays the result of the test at the LCD. It is classified in 7.
items(0~6), and the functions of items are as bellows.
6.4.1.1 Test No
<In Fax mode>
LCD Display Step
<In Copy mode>
LCD Display Step
<To Select Engine Test>
[ 0 ] : Motor diagonostic
[ 1 ] : LSU diagonostic
[ 2 ] : Sensor(Actuator)diagonostic
[ 3 ] : SCF diagonostic
[ 4 ] : CRU diagonostic
[ 5 ] : Circuit test for Xerographic processing
[ 6 ] : Auto test
Service Manual
6-12
JUN-25-2004
M:100%
03:09PM
STD
<normal>
Key :
Engine Test
[Diagnostic]
<Diagnostic Display>
Ready To Copy
100%
001
<normal>
JUN-25-2004
M:100%
03:09PM
TECH MODE
<MENU, #, 1, 9, 3, 4>
ENGINE TEST
NO > 0 - 6
<Test Item>
Ready To Copy
T
100%
001
<MENU, #, 1, 9, 3, 4>
Key : MENU, ->, #
Tech. Mode
Engine Test
<Engine Test Select>
Samsung Electronics